Table 3 Effect of changes in the PA groups from 2009 to 2017 and general characteristics in 2009 on lower 10% of HRQoL in 2017.

From: Benefits of sustained physical activity from middle age to early old age on quality of life in early old age

Variables

Odds ratio

95% CI

P-value

Change of level of physical activity

Remained inactive

1.95

1.09–3.48

0.025

Became inactive

1.67

1.01–2.75

0.045

Became active

0.66

0.32–1.40

0.280

Remained active

Ref.

  

Gender

Men

Ref.

  

Women

1.55

0.95–2.53

0.076

Marital status

Married

Ref.

  

Single

4.07

0.40–41.54

0.240

Widow/widower

1.18

0.64–2.18

0.589

Divorce/separated

2.39

1.12–5.12

0.025

Education

≤ Elementary school

2.40

0.95–6.02

0.063

Middle school

2.64

1.04–6.69

0.041

High school

1.46

0.57–3.76

0.436

≥ University

Ref.

  

Chronic diseases

Yes

1.83

1.05–3.18

0.033

No

Ref.

  

BMI

< 18.5

2.60

0.78–8.63

0.119

18.5–24.9

0.72

0.47–1.12

0.147

≥ 25.0

Ref.

  
  1. PA physical activity, 95% CI 95% confidence interval, BMI body mass index.
  2. Boldface P-values indicate significance level < 0.05.